Event Viewer maintains logs about program, security, and system events on your computer. You can use Event Viewer to view and manage the event logs, to gather information about hardware and software problems, and to monitor Microsoft Windows security events. Although Event Viewer is an Windows operating system tool and not a Microsoft Exchange tool, Event Viewer is useful when you troubleshoot problems that affect Exchange. This topic describes the basic concepts related to Event Viewer.

This topic also describes the events that a Client Access server lists in Event Viewer, explains how to use events to monitor Client Access components, and describes the error messages that are generated by a Client Access server.